body, div, dl, dt, dd, ul, ol, li,
h1, h2, h3, h4, h5, h6, pre, code,
form, fieldset, legend, input, button,
textarea, p, blockquote, th, td {
    margin: 0;
    padding: 0;
	}
fieldset, img {
    border: 0;
}

/* remember to define focus styles! */
:focus {
    outline: 0;
}
address, caption, cite, code, dfn,
em, strong, th, var, optgroup {
    font-style: normal;
    font-weight: normal;
}
h1, h2, h3, h4, h5, h6 {
    font-size: 100%;
    font-weight: normal;
}
abbr, acronym {
    border: 0;
    font-variant: normal;
}
input, button, textarea,
select, optgroup, option {
    font-family: inherit;
    font-size: inherit;
    font-style: inherit;
    font-weight: inherit;
}
code, kbd, samp, tt {
    font-size: 100%;
}
/*@purpose To enable resizing for IE */
/*@branch For IE6-Win, IE7-Win */
input, button, textarea, select {
    *font-size: 100%;
}

body{
	line-height:1.5em;
	position: relative;
}
ol, ul {
    list-style: none;
}
/* tables still need 'cellspacing="0"' in the markup */
table {
    border-collapse: collapse;
    border-spacing: 0;
}
caption, th {
    text-align: left;
}
sup, sub {
    font-size: 100%;
    vertical-align: baseline;
}
:link, :visited , ins {
    text-decoration: none;
}
blockquote, q {
    quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
    content: '';
    content: none;
}
a{
	text-decoration:none;
	
}
a:hover{
	text-decoration:none;
}
body{
	font-family:"微软雅黑", Arial;
	font-size:16px;}
html{
	font-size:12px;
	}
@media (min-width: 769px) and (max-width: 1400px) {	
	body{
	font-size:14px;
	}
html{
	font-size:8px;
	}
}
@media screen and (max-width: 768px) {
	body{
	font-size:12px;
}
	html{
	font-size:8px;
	}
}

/*公共代码*/

section{
		padding:6rem 0;
	}
	
.wrap-flex{
	 display: -webkit-flex; 
  	display: flex;
	}
		
.flex-con{
	flex:1;}
		
.mt2{
	margin-top:2rem;
	}
.mt3{
	margin-top:3rem;
	}
.mt4{
	margin-top:4rem;
	}
.mt5{
	margin-top:5rem ;
	}
.mt6{
	margin-top:6rem;
	}

.pd1{
	padding:1rem 0;}
.pd2{
	padding:2rem 0;}	
.pd3{
	padding:3rem 0;}
.pd4{
	padding:4rem 0;}
.pd5{
	padding:5rem 0;}
.pd6{
	padding:6rem 0;}
	
h1{
	font-size:4rem;}
	

h2{
	font-size:2.25em;}	
h3{
	font-size:1.6em;
	}													
h4{
	font-size:1.25em;
	font-weight:bolder;
}
p{
	line-height:1.8em;
}
.mgleft10{
	width: calc((100% - 1800px) / 2 + 1800px);
	float:right;
}
@media only screen and (max-width: 1800px) {
	.mgleft10{
		width:100%;
	}
}